wilful

adj.

（指坏事）故意的；（指人）任性的，固执的；

1. His daughter is a wilful child.
   他女儿是一个任性的孩子。
2. A wilful man will have his way to his own hurt.
   固执己见的人往往因为一意孤行而给自己带来损害。
3. My sister is very wilful, that will be in vain for changing her mind.
   我妹妹很固执，你要她改变心意根本就是白费力气。
4. The wilful killing of a person is murder.
   故意杀人就是谋杀。
5. A wilful fault has no excuse and deseres no pardon.
   不能宽恕故意犯下的错误。

Wilful deception as illness behaviour
Wilful Obstruction - The Frustration of Prison Reform
Wilful ignorance: the struggle to convince the free trade skeptics
Reviews. Wilful Blindness: Why we ignore the obvious at our peril
R(Purdy) v DPP and the Case for Wilful Blindness
Refeeding of anorexics: wasteful not wilful.
Wilful Ignorance, Knowledge, and the Equal Culpability Thesis: A Study of the Deeper Significance of the Principle of Legality
The unbearable lightheadedness of seizing: wilful submission to dissociative (non-epileptic) seizures.
The financing of terror in the age of the Internet: wilful blindness, greed or a political statement?
Certain Sermons or Homilies (1547) and a Homily against Disobedience and Wilful Rebellion (1570):